200017220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{769297}}^1$

素因数の和:769319

約数の個数: 24

約数和(自身を含む): 452347224

約数和(自身を除く): 252330004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 769297, 1538594, 3077188, 3846485, 7692970, 10000861, 15385940, 20001722, 40003444, 50004305, 100008610, 200017220]

約数ペア:

[(1, 200017220), (2, 100008610), (4, 50004305), (5, 40003444), (10, 20001722), (13, 15385940), (20, 10000861), (26, 7692970), (52, 3846485), (65, 3077188), (130, 1538594), (260, 769297)]